Presentation 2006-12-01
A Fast Atom Searching in Matching Pursuits Considering Local Correlation between Signal Energy and Optimal Searching Points
Toshiyasu NAGAMI, Kousuke IMAMURA, Hideo HASHIMOTO,
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Abstract(in English) A high efficiency video coding method in low bit rate using matching pursuits has been proposed. The matching pursuits algorithm represents a signal approximately using a dictionary. In matching pursuits, the immense amount of operations is needed for the atom search in coding processing, and improvement of speed-up in the searching algorithm is indispensable. In this paper, we propose a atom searching algorithm considering the distribution correlation between signal energy and optimal serching points, and realize improvement in the speed by reducing searching points.
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Keyword(in English) Video Coding / Matching Pursuits / Atom Searching
Paper # IE2006-108
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Committee IE
Conference Date 2006/11/24(1days)
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Registration To Image Engineering (IE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Fast Atom Searching in Matching Pursuits Considering Local Correlation between Signal Energy and Optimal Searching Points
Sub Title (in English)
Keyword(1) Video Coding
Keyword(2) Matching Pursuits
Keyword(3) Atom Searching
1st Author's Name Toshiyasu NAGAMI
1st Author's Affiliation Graduate School of Natural Science & Technology, Kanazawa University()
2nd Author's Name Kousuke IMAMURA
2nd Author's Affiliation Graduate School of Natural Science & Technology, Kanazawa University
3rd Author's Name Hideo HASHIMOTO
3rd Author's Affiliation Graduate School of Natural Science & Technology, Kanazawa University
Date 2006-12-01
Paper # IE2006-108
Volume (vol) vol.106
Number (no) 398
Page pp.pp.-
#Pages 6
Date of Issue